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Derivative Financial Instruments (Details) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Prepaid expenses and other assets    
Derivative [Line Items]    
Estimated Fair Value - Interest rate swaps with customer $ 8,051  
Accrued expenses and other liabilities    
Derivative [Line Items]    
Estimated Fair Value - Interest rate swap with third party (8,051) $ 1,643
Interest rate swaps    
Derivative [Line Items]    
Estimated Fair Value - Interest rate swaps with customer 8,318,000  
Estimated Fair Value - Interest rate swap with third party (8,318,000)  
Non-hedging interest rate derivatives | Interest rate swaps    
Derivative [Line Items]    
Notional Amounts - Interest rate swaps with customer 221,436,000 171,798,000
Notional Amounts - Interest rate swap with third party $ 221,436,000 171,798,000
Estimated Fair Value - Interest rate swaps with customer   5,095,000
Estimated Fair Value - Interest rate swap with third party   (5,095,000)
Interest rate swaps | Prepaid expenses and other assets    
Derivative [Line Items]    
Estimated Fair Value - Interest rate swaps with customer   $ (1,643)